Eaton Crouse-Hinds Champ MLLA4-UNV1-S903D-EM1-M2 - IP66/IP67 Hazardous Location LED

Part Number: MLLA4-UNV1-S903D-EM1-M2
MLLA4-UNV1-S903D-EM1-M2
Manufacturer
Eaton Crouse-Hinds
Part number
MLLA4-UNV1-S903D-EM1-M2
Category

Quick Summary

MLLA4-UNV1-S903D-EM1-M2 is a hazardous-location LED light fixture delivering reliable emergency illumination for industrial facilities. Many users face uptime challenges in harsh environments and the need for battery-backed lighting during power outages. This family carries NEC/CEC compliance, and hazardous-area ratings including Class I, Division 2; Zone 2, plus a rugged NEMA 4X enclosure and IP66/IP67 protection, ensuring long-term service. By combining energy-efficient performance with integral emergency back-up, it supports safer operations, reduced maintenance, and compliant upgrades for hazardous locations while delivering dependable, low-maintenance illumination for ongoing production needs.

Product Information

Extended Description

MLLA4-UNV1-S903D-EM1-M2 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Champ MLLA linear LED, Cool, 3/4" entries, Natural alum finish, 4 ft, Diff polycarb lens, 8000 lm, 135 lm/W, Copper-free alum, Flush ceil mt, Wide, >0.94 PF, Integral emerg battery, 120-277 Vac, 127/250 Vdc, 59W
Product Name
Eaton Crouse-Hinds series Champ MLLA linear LED light fixture
Catalog Number
MLLA4-UNV1-S903D-EM1-M2
UPC
786689716806
Product Length/Depth
39 in
Product Height
4.42 in
Product Width
7.13 in
Product Weight
23.5 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 2 Class I, Zone 2 Class II, Division 1 Class III
NEMA Rating
4X
Ingress protection (IP) ratings
IP66 IP67
Lamp type
LED
Color temperature
Cool white
Lamp length
4 ft
Lumens
8000
Lumens per watt
135
Optical distribution
Wide
Mounting Method
Flush ceiling
Voltage rating
120-277 Vac, 127/250 Vdc
Frequency rating
50/60 Hz
Lens material
Diffused polycarbonate
Entry size
3/4"
Finish
Natural aluminum
Material
Copper-free aluminum
Wattage
59W
Power factor
> 0.94
Special features
Integral emergency battery back-up
Crouse-Hinds series Champ MLLA LED Linear brochure Crouse-Hinds series Champ MLLA LED Linear brochure Crouse-Hinds series Champ MLLA LED Linear catalog page Champ MLLA Hazardous Area Linear LED Light Fixtures UL certification (MLLA4 with Battery Back-up) Champ MLLA Hazardous Area Linear LED Light Fixtures UL certification (MLLA4 with Battery Back-up) Champ MLLA Hazardous Area Linear LED Light Fixtures UL certification (MLLA4 with Battery Back-up) Champ MLLA Hazardous Area Linear LED Light Fixtures UL certification (MLLA4 with Battery Back-up) IF 1946 - MLLA-M2 Linear LED with Emergency Battery Back-up IF 1946 - MLLA-M2 Linear LED with Emergency Battery Back-up IF 1946 - MLLA-M2 Linear LED with Emergency Battery Back-up Eaton Specification Sheet - MLLA4-UNV1-S903D-EM1-M2 Eaton Specification Sheet - MLLA4-UNV1-S903D-EM1-M2
Feature: Integral emergency battery back-up provides immediate illumination during outages. Business impact: improves safety compliance and reduces downtime in emergencies. Application: chemical plants and refineries where reliable exit and task lighting is critical. Feature: 8000 lumens at 59W with 135 lm/W efficiency. Business impact: lowers energy consumption and operating costs while delivering bright, wide-area coverage. Application: large workspaces and mechanical rooms in industrial facilities. Feature: Universal voltage: 120-277 Vac and 127/250 Vdc. Business impact: simplifies global deployments and reduces inventory variety. Application: multinational facilities with mixed power systems. Feature: Copper-free aluminum, natural finish, and diffused polycarbonate lens. Business impact: corrosion resistance and long service life in harsh environments. Application: offshore platforms, chemical processing areas, and washdown zones. Feature: IP66/IP67 and NEMA 4X enclosure. Business impact: robust protection against dust, water, and impacts, lowering maintenance. Application: outdoor or wet, dusty, or wash-down areas. Feature: Flush ceiling mounting and 4 ft length with 3/4" entry. Business impact: quick, clean installation with minimal interference to overhead structures. Application: ceiling-integrated retrofit or new-build hazardous-location lighting, streamlining commissioning and reducing installation time.

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FAQs

The fixture is designed for flush ceiling mounting with a 4 ft length and 3/4 inch entry. Its rugged copper-free aluminum body and diffused polycarbonate lens are optimized for clean, space-conserving installs in hazardous areas, while maintaining easy access for wiring and future maintenance.
Yes. It is rated for Hazardous/Classified Locations, with NEC/CEC compliance, Class I, Division 2 and Zone 2 suitability, and a NEMA 4X enclosure plus IP66/IP67 sealing, ensuring safe operation in demanding industrial environments.
The unit operates at 120-277 Vac or 127/250 Vdc, 50/60 Hz, consuming 59W and delivering 8000 lumens for about 135 lm/W, with a power factor > 0.94. This combination supports high-visibility task lighting with efficient power use and reliable performance.
The integral emergency battery provides sustained illumination during loss-of-power events, helping meet life-safety and code requirements in hazardous locations. It reduces the need for separate emergency luminaires, simplifies maintenance scheduling, and enhances overall facility resilience during outages.
With a rugged aluminum housing, IP66/IP67 protection, and a 4 ft form factor, the fixture offers long life and low maintenance. The copper-free construction resists corrosion, and the diffused polycarbonate lens minimizes lumen depreciation, supporting lower replacement and maintenance costs in harsh industrial environments.